(a) Engaging in plumbing work when not so engaged for hire.
(b) Using the services of regular employees in performing plumbing work for the benefit of property owned, leased or operated by the person. For purposes of this paragraph, "regular employee" means a person who is subject to the provisions of ORS 316.162 to 316.221 and who has completed a withholding statement or an exemption certificate required by ORS 316.162 to 316.221.
(c) Using the services of an employee or contractor of a utility company, energy service provider or water supplier to install an approved low-flow showerhead or faucet aerator in existing plumbing fixtures. The devices installed under this paragraph are exempt from the certification, permit and inspection requirements of ORS 447.010 to 447.156 and ORS chapter 693.
(d) Engaging in plumbing work on a recreational vehicle as defined by the State Plumbing Board by rule.
(2) A landscape contracting business licensed under ORS 671.560 is not required to be licensed under ORS 447.010 to 447.156 to install, repair or maintain backflow assemblies for irrigation systems and ornamental water features if the work is performed by an individual who is licensed as required by ORS 671.615 and is an owner or employee of the landscape contracting business. The repair and maintenance of the backflow assembly must be performed by a tester certified under ORS 448.279. The licensing exemption established under this subsection does not exempt the landscape contracting business from the inspection and permit requirements of ORS 447.010 to 447.156.
(3) This section applies to any person, including but not limited to, individuals, corporations, associations, firms, partnerships, joint stock companies, public and municipal corporations, political subdivisions, this state, the federal government and state or federal agencies. [Amended by 1955 c.548 §7; 1973 c.835 §226; 1981 c.438 §34; 1987 c.561 §3; 1987 c.604 §15; 1993 c.293 §2; 2001 c.181 §1; 2003 c.14 §267; 2005 c.609 §8; 2005 c.758 §12a; 2007 c.541 §3; 2017 c.364 §9; 2019 c.134 §11]